Excavation HandbookMcGraw-Hill, 1981 - 1000 halaman |
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Halaman 2-23
... Lower Paso Robles formation Paso Robles formation Tulare formation Marine conglomerate Son Joaquin fm Upper Coreaga fm Fosen fm forma Pico ( San Diego ) m Chand Lower Sisquac Im Morales m Jacalifos fm format Sonia Margarita Quatal Sto ...
... Lower Paso Robles formation Paso Robles formation Tulare formation Marine conglomerate Son Joaquin fm Upper Coreaga fm Fosen fm forma Pico ( San Diego ) m Chand Lower Sisquac Im Morales m Jacalifos fm format Sonia Margarita Quatal Sto ...
Halaman 7-28
... lower velocity from the lower earth - rock zone of higher velocity Vat an angle I , with the normal , it is bent at an angle R , with the normal in the lower layer , V. The relationship among these four elements is expressed by the ...
... lower velocity from the lower earth - rock zone of higher velocity Vat an angle I , with the normal , it is bent at an angle R , with the normal in the lower layer , V. The relationship among these four elements is expressed by the ...
Halaman 13-83
... lower than the 4.19 for the crawler - tractor- scraper and suggests greater productions and lower costs . The machines haul all rock- earth which can be loaded comfortably by push - loading tractors . All residuals and weath- ered rocks ...
... lower than the 4.19 for the crawler - tractor- scraper and suggests greater productions and lower costs . The machines haul all rock- earth which can be loaded comfortably by push - loading tractors . All residuals and weath- ered rocks ...
Isi
ROCK WEATHERING | 3-4 |
LANDFORMS AND GEOMORPHOLOGY | 4-4 |
OPENCUT EXCAVATIONS | 5-3 |
Hak Cipta | |
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Istilah dan frasa umum
alluvium average axles backhoe blasthole borrow pit brake horsepower bucket bucket loader bulldozer calculated California capacity clearing and grubbing cofferdam compaction compactor compressor conveyor cost of ownership crawler-tractor cubic yard cybm cybm/h cysm depth diameter diesel engine dipper Direct job unit dragline dredge dumping efficiency electric embankment equation estimated explosives factor fill freeway friction ft/min ft/s gal/min grade granite haul road haulage head loss heavyweight hoist hole horsepower hourly production igneous igneous rock illustrates job unit cost lb/in˛ length limestone loading machine machinery material maximum medium metamorphic rocks mi/h off-the-road open-pit mining ownership and operation percent pipe pump quarry r/min rock excavation rock formation rock haulers rock-earth rolling resistance scraper sedimentary rock shovel shown in Figure slope soft specifications Table tare weight tire tons tow-type tractor tractor-bulldozer tractor-rippers truck valve velocity water wagon weight wellpoint wheels-tires width Work-cost indicator ydł